linux-kernel - Re: [PATCH] tpm_tis: verify locality released before returning from release

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Message-ID: <20180511101938.GF20210@linux.intel.com>
Date:   Fri, 11 May 2018 13:19:38 +0300
From:   Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To:     Laurent Bigonville <bigon@...ian.org>
Cc:     linux-integrity@...r.kernel.org, linux-kernel@...r.kernel.org,
        Peter Huewe <peterhuewe@....de>, Jason Gunthorpe <jgg@...pe.ca>
Subject: Re: [PATCH] tpm_tis: verify locality released before returning from
 release_locality

On Thu, May 10, 2018 at 01:21:39PM +0200, Laurent Bigonville wrote:
> Le 05/05/18 à 22:03, Jerry Snitselaar a écrit :
> > On Sat May 05 18, Jerry Snitselaar wrote:
> > > [...]
> > > 
> > 
> > Laurent,
> 
> Hello Jerry,
> 
> > Can you try this patch with your system since it is the one
> > that has exhibited the problem so far. I've tested on a
> > tpm2.0 and tpm1.2 system here.
> 
> I just tested the patch and the driver is loading fine again and the device
> in /dev is present again, so it seems to work.
> 
> But for some reason the tpm is again locked (for no visible reason) due to
> "dictionary attack" so I cannot test further ATM :/
> 
> Regards,
> 
> Laurent
> 
> > 
> > Regards,
> > Jerry
> 

Can you response with the tested-by tag as soon as you can? Before we
have tested-by, I cannot land the fix.

/Jarkko